﻿#include <stdio.h>

main()
{	      		 	 
    int    i, j, k;
    char  space = ' ';
    for (i = 1; i <= 4; i++)
    {	      		 	 
        for (j = 1; j < i; j++)
        {	      		 	 
            printf("%c", space);
        }
        for (k = 1; k <= 6; k++)
        {	      		 	 
            printf("*");
        }
        printf("\n");
    }
}	      		 	 